Utah Administrative Code

The Utah Administrative Code is the body of all effective administrative rules as compiled and organized by the Division of Administrative Rules (see Subsection 63G-3-102(5); see also Sections 63G-3-701 and 702).

NOTE: For a list of rules that have been made effective since January 1, 2020, please see the codification segue page.

NOTE TO RULEFILING AGENCIES: Use the RTF version for submitting rule changes.

R307. Environmental Quality, Air Quality.

Rule R307-356. Appliance Pilot Light.

As in effect on January 1, 2020

Table of Contents

R307-356-1. Purpose.

The purpose of R307-356 is to reduce volatile organic compound (VOC) emissions from natural gas-fired fan-type central furnaces, gas fireplaces, and gas stoves.

R307-356-2. Applicability.

R307-356 applies to manufacturers, distributors, retailers, and installers of residential, institutional, and commercial natural gas-fired fan-type central furnaces, fireplaces, stoves, and cooktops, and applies in Box Elder, Cache, Davis, Salt Lake, Tooele, Utah, and Weber counties.

R307-356-3. Exemptions.

The requirements of R307-356 shall not apply to:

(1) Units using a fuel other than natural gas;

(2) Units using an intermittent pilot ignition;

(3) Units used in recreational vehicles; or

(4) Units manufactured and sold in Box Elder, Davis, Cache, Weber, Salt Lake, and Utah counties that are for shipment and use outside of those counties.

R307-356-4. Definitions.

The following additional definitions apply to R307-356:

"Fan type central furnace" means a self-contained space heater providing for circulation of heated air at pressures other than atmospheric through ducts more than ten inches in length that have rated heat input capacity of less than 175,000 BTU per hour and that require single phase electric supply.

"Fireplace" means a vented or non-vented gas appliance, including freestanding, recessed, zero clearance, or a fireplace insert, that simulates a solid fuel fireplace.

"Rated heat input capacity" means the gross heat input capacity specified on the nameplate of either the unit or the burner.

"Recreational vehicle" means a motor home, travel trailer, truck camper, or camping trailer, with or without motive power, designed for human habitation for recreational, emergency, or other occupancy.

R307-356-5. General Provisions.

After January 1, 2014, no person shall manufacture for sale, distribute, sell, offer for sale, or install any natural gas-fired fan-type central furnaces, gas fireplaces, or gas stoves that require the use of a continuous pilot light for ignition.


pilot lights, furnaces, fireplaces, stoves

Date of Enactment or Last Substantive Amendment

January 1, 2013

Notice of Continuation

March 8, 2018

Authorizing, Implemented, or Interpreted Law

19-2-101; 19-2-104

Additional Information


For questions regarding the content or application of rules under Title R307, please contact the promulgating agency (Environmental Quality, Air Quality). A list of agencies with links to their homepages is available at http://www.utah.gov/government/agencylist.html or from http://www.rules.utah.gov/contact/agencycontacts.htm.